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How To Care For Your Furnace
MAINTENANCE
It is recommended that a competent serviceman perform
these checks at the beginning of each heating season:
a. Burner and Control Compartments
Keep clean at all times. Clean all foreign materials from
top of burner. For access to burner:
(1) Remove cabinet. (Reverse procedure outlined in
"Cabinet Installation".)
(2) Shut off gas supply to furnace.
(3) Remove six (6) #10-24 screws securing control
door assembly to heating element.
(4) Carefully remove control door and burner
assembly from heating element. Be careful not to
damage the control door gasket.
(5) After cleaning, replace control door and burner
assembly by reversing above procedure. Replace
the control door gasket if its condition is in doubt.
b. Motor and Blower
For maximum motor life of optional blower, the
manufacturer recommends the motor be inspected
yeady, dust blownout of the ventilating holes.Oil yearly
with SAE 20 high temp oil.
c. Vent System
Check vent cap and tube to be sure birds or children
have not blocked inlet air or flue openings. The flow
of combustion and ventilation air must not be
obstructed. Clean or replace before using furnace.
BURNER FLAME
Start the furnace and let itoperate about 10 minutes then ,
look at the burner flame. Flames should be soft and blue,
see Fig. 27. If flames appear abnormal, contact your gas
company.
MAIN BURNER FLAME PATTERN
1111111111Ill/llll/tlltl
TOO MUCH /dR. CONES BRIGHT
BLUE AND REAL SHARP POINTS.
SOME33MES UFTING FROM PORTS
INSUFFI'CIENT AJR, LONG OPEN
END CONES.YELLOW IN COLOR
CORRECT
INN_ CONESUGHTBLUE POINTEDTOPj
OUTER MANTLE UGHT BLUE.
PROPER FLAME1/2" TO 3/4 I' HIGH
d. Pilot Flame
See paragraph "ADJUST PILOT BURNER" under
Start-Up Procedure, page 14, and Fig. 28.
e. Appliance Area
For better circulation and more effective heating, do
not place obstructive furniture closer than 4 feet to the
front of the cabinet or 2 feet to the side of the cabinet.
The appliance area must be kept clear and free from
combustible material, gasoline and other flammable
vapor and liquids.
WARNING
DANGER OF BODILY INJURY OR DEATH.
TURN OFF ELECTRIC POWER SUPPLY AT
DISCONNECT SWITCH, FUSE BOX OR SERVICE
PANEL BEFORE REMOVING ANY DOORS OR AC-
CESS OR SERVICE PANELS FROM UNIT, IF
EQUIPPED WITH ACCESSORY BLOWER.
PILOT - SIDE VIEW
BLUE FLAME
TOP VIEW
3ENERATOR
f TYPICAL
.uECONE
END VIEW
CAST IRON BURNER
LP.G.
S UGH1"
ORANGE "rip
NAT, GAS
_NAT ICAL
BLUE CONE
.GAS
END V1EW
CAST IRON BURNER
NAT. GAS
f. Cabinet Finish
Clean cabinet with damp rag. Never use abrasive
cleaners. Cabinets are finished in heat resistant bak-
ed enamel - DO NOT refinish with wall paint.
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